package com.baby.mall.product.service.impl;

import com.baby.common.to.SkuReductionTo;
import com.baby.common.to.SpuBoundTo;
import com.baby.common.utils.R;
import com.baby.mall.product.client.CouponFeignService;
import com.baby.mall.product.entity.*;
import com.baby.mall.product.entity.vo.*;
import com.baby.mall.product.service.*;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.baby.common.utils.PageUtils;
import com.baby.common.utils.Query;

import com.baby.mall.product.dao.SpuInfoDao;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;


@Service("spuInfoService")
public class SpuInfoServiceImpl extends ServiceImpl<SpuInfoDao, SpuInfoEntity> implements SpuInfoService {
    @Autowired
    SpuInfoDescService spuInfoDescService;

    @Autowired
    SpuImagesService spuImagesService;

    @Autowired
    AttrService attrService;

    @Autowired
    ProductAttrValueService attrValueService;

    @Autowired
    SkuInfoService skuInfoService;

    @Autowired
    SkuImagesService skuImagesService;

    @Autowired
    SkuSaleAttrValueService skuSaleAttrValueService;

    @Autowired
    CouponFeignService couponFeignService;

   @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                new QueryWrapper<SpuInfoEntity>()
        );

        return new PageUtils(page);
    }

    /**
     * 保存商品数据，
     *
     * @param vo :
     * @Author QLZ
     * @Date 2021/3/17
     * @return: void
     */
    @Transactional(rollbackFor = Exception.class)
    @Override
    public void saveSpuInfo(SpuSaveVo vo) {

        //1.保存spu基本信息 pms_spu_info
        SpuInfoEntity spuInfoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo,spuInfoEntity);
        this.saveBaseSpuInfo(spuInfoEntity);

        //2.保存spu描述图片 pms_spu_info_desc
        List<String> decript = vo.getDecript();
        SpuInfoDescEntity descEntity=new SpuInfoDescEntity();
        descEntity.setSpuId(spuInfoEntity.getId());
        descEntity.setDecript(String.join(",",decript));
        spuInfoDescService.saveSpuInfoDesc(descEntity);

        //3.保存spu的图片集 pms_spu_images
        List<String> images = vo.getImages();
        spuImagesService.savImages(spuInfoEntity.getId(),images);


        //4.保存spu的规格参数 `pms_product_attr_value`
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> collect = baseAttrs.stream().map(attr -> {
            ProductAttrValueEntity valueEntity = new ProductAttrValueEntity();
            valueEntity.setAttrId(attr.getAttrId());
            AttrEntity byId = attrService.getById(attr.getAttrId());
            valueEntity.setAttrName(byId.getAttrName());
            valueEntity.setAttrValue(attr.getAttrValues());
            valueEntity.setQuickShow(attr.getShowDesc());
            valueEntity.setSpuId(spuInfoEntity.getId());
            return valueEntity;
        }).collect(Collectors.toList());
        attrValueService.saveProductAttr(collect);

        //5.保存spu积分信息 mall-sms->sms_spu_bounds
        Bounds bounds = vo.getBounds();
        SpuBoundTo spuBoundTo = new SpuBoundTo();
        BeanUtils.copyProperties(bounds,spuBoundTo);
        spuBoundTo.setSpuId(spuInfoEntity.getId());
        R r = couponFeignService.saveSpuBounds(spuBoundTo);
        if(r.getCode()!=0){
            log.error("远程保存积分信息失败");
        }



        //5.保存当前spu对应的sku信息：
        List<Skus> skus=vo.getSkus();
        if(!CollectionUtils.isEmpty(skus)){
            skus.forEach(item -> {
                String defaultImg = "";
                for (Images image : item.getImages()) {
                    if (image.getDefaultImg() == 1) {
                        defaultImg = image.getImgUrl();
                    }
                }

                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                BeanUtils.copyProperties(item,skuInfoEntity);
                skuInfoEntity.setBrandId(spuInfoEntity.getBrandId());
                skuInfoEntity.setCatalogId(spuInfoEntity.getCatalogId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSpuId(spuInfoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImg);
                //5.1 sku基本信息 pms_sku_info
                skuInfoService.saveSkuInfo(skuInfoEntity);
                Long skuId = skuInfoEntity.getSkuId();


                List<SkuImagesEntity> imagesEntities = item.getImages().stream().map(img -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuId);
                    skuImagesEntity.setImgUrl(img.getImgUrl());
                    skuImagesEntity.setDefaultImg(img.getDefaultImg());
                    return skuImagesEntity;
                }).filter(entity->{
                    //过滤图片路径，没有图片路径无须保存
                    return !StringUtils.isEmpty(entity.getImgUrl());
                }).collect(Collectors.toList());
                //5.2 sku图片 pms_sku_images
                skuImagesService.saveBatch(imagesEntities);

                //5.3 sku销售属性信息 pms_sku_sale_attr_value
                List<Attr> attr = item.getAttr();
                List<SkuSaleAttrValueEntity> skuSaleAttrValueEntities = attr.stream().map(a -> {
                    SkuSaleAttrValueEntity skuSaleAttrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(a, skuSaleAttrValueEntity);
                    skuSaleAttrValueEntity.setSkuId(skuId);
                    return skuSaleAttrValueEntity;
                }).collect(Collectors.toList());
                skuSaleAttrValueService.saveBatch(skuSaleAttrValueEntities);
                //5.4 sku优惠，满减等信息mall-sms->
                SkuReductionTo skuReductionTo = new SkuReductionTo();
                BeanUtils.copyProperties(item,skuReductionTo);
                skuReductionTo.setSkuId(skuId);
                if(skuReductionTo.getFullCount()>0||skuReductionTo.getFullPrice().compareTo(new BigDecimal("0"))==1){

                }
                R r1 = couponFeignService.saveSkuReduction(skuReductionTo);
                if(r1.getCode()!=0){
                    log.error("远程保存sku优惠信息失败");
                }

            });
        }
        


    }

    /**
     * 保存spu基本信息
     *
     * @param spuInfoEntity :
     * @Author QLZ
     * @Date 2021/3/17
     * @return: void
     */
    @Override
    public void saveBaseSpuInfo(SpuInfoEntity spuInfoEntity) {
        this.baseMapper.insert(spuInfoEntity);
    }

    /**
     * 分页带条件查询spu
     *
     * @param params :
     * @Author QLZ
     * @Date 2021/3/18
     * @return: com.baby.common.utils.PageUtils
     */
    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
        QueryWrapper<SpuInfoEntity> wrapper = new QueryWrapper<>();

        String key = (String)params.get("key");
        if(!StringUtils.isEmpty(key)){
            wrapper.and((w)->{
                w.eq("id",key).or().like("spu_name",key);
            });

        }
        String status = (String)params.get("status");
        if(!StringUtils.isEmpty(status)){
            wrapper.eq("publish_status",status);

        }
        String brandId = (String)params.get("brandId");
        if(!StringUtils.isEmpty(brandId)&&!"0".equalsIgnoreCase(brandId)){
            wrapper.eq("brand_id",brandId);

        }
        String catelogId = (String)params.get("catelogId");
        if(!StringUtils.isEmpty(catelogId)&&!"0".equalsIgnoreCase(catelogId)){
            wrapper.eq("catalog_id",catelogId);

        }

        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),wrapper

        );

        return new PageUtils(page);
    }


}